#include <stdio.h>
#include <math.h>
#include <stdlib.h>

union A
{
  int i;
  char x[2];
}a;

int main(int argc,char **argv)
{
  a.x[0] = 10;
  a.x[1] = 1;
  printf("%d\n",a.i);
  return 0;
}
